How to charge a battery. An average car battery has a capacity of around 48 amp hours which means that, fully charged, it delivers 1 amp for 48 hours, 2 amps for 24 hours, 8 amps for 6 hours and so on.
This occurs when one of the soft, gel-filled discs between the vertebrae of the spine bulges or ruptures, compressing and/or irritating the sciatic nerve. Another common cause of sciatica is muscle spasm that compresses the sciatic nerve as it travels through the muscles.
When the muscle shortens or spasms due to trauma or overuse, it is posited that this causes compression of the sciatic nerve. It has colloquially been referred to as wallet sciatica since a wallet carried in a rear hip pocket compresses the buttock muscles and sciatic nerve when the bearer sits down. Piriformis syndrome causes sciatica when the nerve root itself remains normal and no herniation of a spinal disc is apparent. Pregnancy. Sciatica may also occur during pregnancy as a result of the weight of the fetus pressing on the sciatic nerve during sitting or during leg spasms. While most cases do not directly harm the fetus or the mother, indirect harm may come from the numbing effect on the legs, which can cause loss of balance and falls.